CN206038061U - A class signaling apparatus is shown to two line formulas - Google Patents
A class signaling apparatus is shown to two line formulas Download PDFInfo
- Publication number
- CN206038061U CN206038061U CN201620812233.6U CN201620812233U CN206038061U CN 206038061 U CN206038061 U CN 206038061U CN 201620812233 U CN201620812233 U CN 201620812233U CN 206038061 U CN206038061 U CN 206038061U
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- China
- Prior art keywords
- hall element
- magnetic part
- rotor
- signal
- twin wire
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Abstract
The utility model discloses a class signaling apparatus is shown to two line formulas, include: at least a set of rotor, the rotor setting is inside the pipeline that awaits measuring, a rotary mechanism, rotary mechanism with the rotor is connected, drives low -down rotary motion at the rotor, a magnetic part, the magnetic part is fixed rotary mechanism is last, rotates along with rotary mechanism, a hall element, hall element output with the corresponding output signal of magnetic part rotary motion, a processing circuit, processing circuit gathers hall element's output signal turns into corresponding flow information. Through the rotary motion state of hall element collection along with the magnetic part of rotor rotation, can simplify the wiring and arranging, need not to go on complicated wiring and can realize installing. And, the adoption be that non - mechanical type traffic signal gathers, the accurate and conversion of being convenient for.
Description
Technical field
This utility model is related to flowmeter technology field, more particularly to a kind of twin wire shows stream signal indicator.
Background technology
Show stream signal indicator also known as flow control switch, be widely used in supplying water, refine oil, the industry department such as chemical industry, it is main to use
In monitoring pipeline in fluid flow.In water conservancy system, most pumping plants, power station still show stream signal indicator using traditional.Traditional
Current indicator continues to use baffle-type frame for movement, and which often in failure state, is easier to leave accident hidden in actual use
Suffer from, need operator frequently to check or change current indicator, cause the significant wastage of man power and material.
It is existing also have some it is revolving show stream signal indicator, by the rotation of rotor, produce corresponding signal of telecommunication etc., so as to
Realize corresponding flow monitoring.But such to show stream signal indicator, mounting structure is relatively complicated, and wiring quantity is more, is not easy to more
The operation such as change, install.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of twin wire to show stream signal indicator,
Show in aiming to solve the problem that prior art that stream signal indicator uses, installs the problem of inconvenience.
The technical solution of the utility model is as follows：
A kind of twin wire shows stream signal indicator, wherein, including：
Least one set rotor；The rotor is arranged on inside pipe under test；
One rotating mechanism, the rotating mechanism are connected with the rotor, are rotated in the case where rotor drives；
One magnetic part, the magnetic part are fixed on the rotating mechanism, are rotated with rotating mechanism；
One Hall element, the Hall element export the output signal corresponding with the magnetic part rotary motion；
One signal processing circuit, the signal processing circuit gather the output signal of the Hall element, are converted into correspondence
Flow information.
Described twin wire shows stream signal indicator, and wherein, the output signal of the Hall element is to rotate with the magnetic part
The corresponding pulse signal of speed.
Described twin wire shows stream signal indicator, and wherein, the signal processing circuit at least includes a single-shot trigger circuit
And relay；
The output signal by the single-shot trigger circuit, be converted to relay contacts signal and by relay it is defeated
Go out.
Described twin wire shows stream signal indicator, and wherein, the Hall element is the full polarity hall sensing for switching output type
Device.
Described twin wire shows stream signal indicator, and wherein, the single-shot trigger circuit is comprising two monostable flipflops
Bistable multivibrator.
Beneficial effect：This utility model shows stream signal indicator there is provided a kind of twin wire, is gathered with rotor by Hall element
The rotary motion state of the magnetic part of rotation, can simplify wiring arrangement, and the wiring that need not carry out complexity is capable of achieving to install.And
And, the flow indication of non-mechanical is used, it is accurate and be easy to control and change, have a good application prospect.
Description of the drawings
Fig. 1 shows the structural representation for flowing signal indicator for the twin wire of this utility model specific embodiment；
Structural representations of the Fig. 2 for the signal processing circuit of this utility model specific embodiment.
Specific embodiment
This utility model provides a kind of twin wire and shows stream signal indicator, for making the purpose of this utility model, technical scheme and effect
Fruit is clearer, clear and definite, and below this utility model is further described.It should be appreciated that described herein be embodied as
Example only to explain this utility model, is not used to limit this utility model.
As shown in figure 1, showing the structural representation of stream signal indicator for a kind of twin wire of the present utility model.Wherein, two line
Formula current indicator includes：Least one set rotor 100, rotating mechanism 200, magnetic part 300, Hall element 400 and signal processing electricity
Road 500.
The rotor 100 is arranged on inside pipe under test A, can be rotated with current.The rotating mechanism 200 with it is described
Rotor 100 connects, and rotates in the case where rotor drives.The magnetic part 300 is fixed on the rotating mechanism, with whirler
Structure is rotated.
The rotor 100 can be any suitable, the rotatable parts that can be rotated with the flowing of water in pipe under test,
For example there is leafy impeller etc..The magnetic part 300 can be any suitable using in prior art, can be formed specific
The structure in magnetic field, such as Magnet with ad hoc structure size.Connection between rotating mechanism, impeller and magnetic part can be adopted
It is attached with various suitable connected modes, linkage action described above can be realized.
By said structure, the signal acquisition structure related to water flow can be formed.In this structure, magnetic part
Rotating speed data be output information.
The Hall element 400 can be arranged on the position corresponding with magnetic part.During magnetic part rotates,
Which produces corresponding output signal when Hall element.The signal processing circuit 500 gathers the output of the Hall element
Signal, and it is converted into corresponding flow information.
Can be by by the way of contactless, during use using Hall element 400, it is only necessary to adjust Hall element with
Position relationship between magnetic part, you can the rotary speed of magnetic part is converted to into the corresponding signal of telecommunication, and is supplied to follow-up
Signal processing circuit processed.
The signal processing circuit 500 can according to actual demand, corresponding functional module is set with realize for
The corresponding process of Hall element output information, for example, be amplified to the output information of Hall element, shaping etc. is processed.
Specifically, the output signal of the Hall element 400 is the pulse letter corresponding with the magnetic part rotary speed
Number.In actual use, magnetic part is rotated so as to periodically enter in the induction region of Hall element, so as to
Make the rotating signal of magnetic part be converted to the output of pulse signal of Hall element, realize contactless signals collecting.
More specifically, as shown in Fig. 2 the signal processing circuit 500 at least include a single-shot trigger circuit 510 and after
Electrical equipment 520.The output signal 501 of the Hall element can be converted to relay contacts by the single-shot trigger circuit
Signal 502.
Relay 520 can control by the relay contacts signal 502 and perform corresponding action（Close or close）, so as to
Realize final signal output.
In actual application, can be obtained by the action of split-phase relay 520 when the flow of water in preceding pipeline
Situation.This shows sensor of the stream signal indicator using non-mechanical, and gathers the side of the rotating signal of magnetic part using Hall element
Formula, can realize contactless collection, and installation settings process is only that twin wire is arranged, and dismounting and replacing are easy, with good
Application prospect.
In specific embodiment of the utility model, the Hall element is the full polarity hall sensing for switching output type
Device, to meet actual use requirement.Such as HAl148 HAL248 HAL4913 HAL13S HAL Z13S can specifically be adopted
The Hall element model of various market sale such as 48101 A3212 A3213 S248.
More specifically, the single-shot trigger circuit is the bistable multivibrator comprising two monostable flipflops.
The bistable multivibrator（That is CD4528）It is one piece of integrated functional module, includes two inside which and work independently, mutually
The monostable flipflop not disturbed.Its specific pulse duration and accuracy can be by the electricity of the timing in external definition element
Resistance is determined with the value of timing capacitor and adjusts.
It should be appreciated that application of the present utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can be improved according to the above description or be converted, all these modifications and variations should all belong to the appended power of this utility model
The protection domain that profit is required.
Claims (5)
1. a kind of twin wire shows stream signal indicator, it is characterised in that include：
Least one set rotor；The rotor is arranged on inside pipe under test；
One rotating mechanism, the rotating mechanism are connected with the rotor, are rotated in the case where rotor drives；
One magnetic part, the magnetic part are fixed on the rotating mechanism, are rotated with rotating mechanism；
One Hall element, the Hall element export the output signal corresponding with the magnetic part rotary motion；
One signal processing circuit, the signal processing circuit gather the output signal of the Hall element, are converted into corresponding stream
Amount information.
2. twin wire according to claim 1 shows stream signal indicator, it is characterised in that the output signal of the Hall element is
The pulse signal corresponding with the magnetic part rotary speed.
3. twin wire according to claim 1 shows stream signal indicator, it is characterised in that the signal processing circuit at least includes
One single-shot trigger circuit and relay；
The output signal is converted to relay contacts signal and is exported by relay by the single-shot trigger circuit.
4. twin wire according to claim 1 shows stream signal indicator, it is characterised in that the Hall element is switch output type
Full polarity Hall element.
5. twin wire according to claim 3 shows stream signal indicator, it is characterised in that the single-shot trigger circuit be comprising
The bistable multivibrator of two monostable flipflops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620812233.6U CN206038061U (en) | 2016-07-29 | 2016-07-29 | A class signaling apparatus is shown to two line formulas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620812233.6U CN206038061U (en) | 2016-07-29 | 2016-07-29 | A class signaling apparatus is shown to two line formulas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038061U true CN206038061U (en) | 2017-03-22 |
Family
ID=58309619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620812233.6U Expired - Fee Related CN206038061U (en) | 2016-07-29 | 2016-07-29 | A class signaling apparatus is shown to two line formulas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206038061U (en) |
-
2016
- 2016-07-29 CN CN201620812233.6U patent/CN206038061U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20180729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |